Home / 65,842.90-98,763.34-15,922.66

Finding the Fourth Proportional to 65,842.90, 98,763.34 and 15,922.66

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Solution

The fourth proportional to 65,842.90, 98,763.34 and 15,922.66 is: 23,883.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,842.90 : 98,763.34 = 15,922.66 : x
  2. Step 2: Convert to fraction form
    65,842.90/98,763.34 = 15,922.66/x
  3. Step 3: Cross multiply
    65,842.90x = 98,763.34 × 15,922.66
  4. Step 4: Simplify right side
    65,842.90x = 1,572,575,083.28
  5. Step 5: Solve for x
    x = 1,572,575,083.28/65,842.90
  6. Step 6: Final answer
    x = 23,883.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.